- Charles Burns (style1): https://www.pinterest.co.uk/johns59/charles-burns-fan-club/
- Yann Legendre (style1): http://www.yannlegendre.com/project/portraits/
- Kathryn Rathke (style2): https://www.kathrynrathke.com/
- Vectorportal (style3): https://www.pinterest.co.uk/vectorportal/celebrity-vector-illustrations/